| subtlety(difficulty, question, secret, puzzle, obscurity) | |
| temptress | |
| thriller(difficulty, question, secret, puzzle, perplexity) | |
| twister(difficulty, question, secret, puzzle, knot) | |
| whodunit(difficulty, question, secret, puzzle, perplexity) | |
| why(difficulty, question, secret, puzzle, knot) | |
| mystery(noun, difficulty, question, secret, puzzle) | |
| sixty-four-thousand-dollar question(expression, difficulty, question, secret, puzzle) | |
| abstruseness(difficulty, question, secret, puzzle, perplexity) | |
| bewilderment | |
| brainteaser(difficulty, question, secret, puzzle, perplexity) | |
| braintwister(difficulty, question, secret, puzzle, perplexity) | |
| centaur | |
| charade(difficulty, question, secret, puzzle, obscurity) | |
| cockatrice | |
| lion | |
| Riddle of the Sphinx(expression, idiom) | |
| anagram | |
| arcanum | |
| aruspex |
For more, visit
Sphinx on
Power Thesaurus
| APA | Smart Define. (2015). sphinx thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sphinx/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sphinx thesaurus" https://smartdefine.org/sphinx/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, sphinx thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sphinx/thesaurus/synonyms>. |
| MLA | Smart Define. "sphinx thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/sphinx/thesaurus/synonyms> |